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US9547347B2 - Circuit device for power compensation in integrated controller - Google Patents

Circuit device for power compensation in integrated controller Download PDF

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Publication number
US9547347B2
US9547347B2 US13/920,396 US201313920396A US9547347B2 US 9547347 B2 US9547347 B2 US 9547347B2 US 201313920396 A US201313920396 A US 201313920396A US 9547347 B2 US9547347 B2 US 9547347B2
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United States
Prior art keywords
power
circuit
control module
electronic control
power circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related, expires
Application number
US13/920,396
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English (en)
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US20140175879A1 (en
Inventor
Sung Kwan Choo
Joon Ho Lee
Jung Nan Ryu
Heon Ho Lim
Sung Il Lee
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Yura Corp
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Yura Corp
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Assigned to HYUNDAI MOTOR COMPANY, YURA CORPORATION CO., LTD. reassignment HYUNDAI MOTOR COMPANY ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHOO, SUNG KWAN, LEE, JOON HO, LEE, SUNG IL, LIM, HEON HO, RYU, JUNG NAN
Publication of US20140175879A1 publication Critical patent/US20140175879A1/en
Assigned to YURA CORPORATION CO., LTD. reassignment YURA CORPORATION CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HYUNDAI MOTOR COMPANY
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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00—Circuit arrangements for DC mains or DC distribution networks
    • H02J1/08—Three-wire systems; Systems having more than three wires
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/64—Hybrid switching systems
    • H04L12/6418—Hybrid transport
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • Y10T307/391—

Definitions

  • the present disclosure relates to a circuit device for power compensation in an integrated controller. More particularly, the present disclosure relates to a circuit device for power compensation in an integrated controller configured by integrating two or more different electronic control modules, which enable any one of the electronic control modules to receive power supplied from another electronic control module even though an abnormal operation occurs in the electronic control module.
  • the gateway refers to a control unit that enables data (various kinds of driving information) communication between electronic control units (ECUs) having different communication schemes such as a controller area network (CAN) and a local interconnect network (LIN).
  • the SJB refers to a control unit that basically includes not only a fuse for power supplied to various types of electric circuits and various types of relay circuits but also an embedded micro computer unit (MCU) capable of controlling operating times of some electronic components.
  • MCU embedded micro computer unit
  • a power circuit 202 , an MCU 204 and a control circuit 206 are independently provided in a SJB control module 200
  • a power circuit 302 , an MCU 304 and a control circuit 306 are independently provided in a gateway control module 300 .
  • a power circuit is independently provided in each MCU in an SJB-gateway integrated unit of a vehicle, a corresponding system does not operate when the power circuit is abnormally operated, and is not restored to the original state.
  • the present disclosure provides a circuit device for power compensation in an integrated controller configured by integrating two or more different electronic control modules respectively having independent power circuits, which enable any one of the electronic control modules to immediately receive power supplied from another electronic control module even though an abnormal operation occurs in the electronic control module, thereby easily preventing the abnormal operation of the integrated controller.
  • the present disclosure provides a circuit device for power compensation in an integrated controller configured by integrating two or more different electronic control modules including first and second electronic control modules, wherein a power compensation circuit including a power switching unit and a power circuit fail-state decision unit is connected between the two or more electronic control modules, so that although a power circuit of any one of the electronic control modules is abnormally operated, the electronic control module receives power supplied from a power circuit of another electronic control module.
  • the first electronic control module may be employed as a smart junction box (SJB) control module in which a power circuit, a micro computer unit (MCU) and a control circuit are sequentially connected
  • the second electronic control module may be employed as a gateway control module in which a power circuit, an MCU and a control circuit are sequentially connected.
  • the power compensation circuit may include a first power compensation circuit for power compensation of the SJB control module, and a second power compensation circuit for power compensation of the gateway control module.
  • the first power compensation circuit may include a first power switching unit connected between an output terminal of the power circuit of the gateway control module and a power input terminal of the MCU of the SJB control module; and a first power circuit fail-state decision unit connected to enable input and output terminals of the power circuit of the SJB control module so as to control switching on/off of the first power switching unit.
  • the second power compensation circuit may include a second power switching unit connected between an output terminal of the power circuit of the SJB control module and a power input terminal of the MCU of the gateway control module; and a second power circuit fail-state decision unit connected to enable input and output terminals of the power circuit of the gateway control module so as to control switching on/off of the second power switching unit.
  • Each of the first power switching unit of the first power compensation circuit and the second power switching unit of the second power compensation circuit may be employed as any one selected from switching elements including a transistor, a field effect transistor (FET) and a relay.
  • power compensation circuits of the electronic control modules are connected to each other, so that although an error occurs in any one of the electronic control modules, the power circuit of another electronic control module is connected to the power circuit of the electronic control module in which the error occurs, thereby preventing the abnormal operation of each electronic control module in the integrated controller.
  • a separate MCU for backup is added to implement a fail-safe function.
  • the fail-safe function is performed in the MCUs performing different functions, so that the separate MCU for backup can be removed, thereby reducing unit cost.
  • FIG. 1 is a schematic view illustrating a conventional integrated controller in which two or more different electronic control modules are integrated;
  • FIGS. 2 and 3 are circuit diagrams illustrating an integrated controller provided with a circuit device for power compensation according to embodiments of the present disclosure.
  • FIG. 4 is a flowchart illustrating a power compensation process of the circuit device according to embodiments of the present disclosure.
  • vehicle or other similar term as used herein is inclusive of motor vehicles in general such as passenger automobiles including sports utility vehicles (SUV), buses, trucks, various commercial vehicles, watercraft including a variety of boats and ships, aircraft, and the like, and includes hybrid vehicles, electric vehicles, plug-in hybrid electric vehicles, hydrogen-powered vehicles and other alternative fuel vehicles (e.g. fuels derived from resources other than petroleum).
  • motor vehicles in general such as passenger automobiles including sports utility vehicles (SUV), buses, trucks, various commercial vehicles, watercraft including a variety of boats and ships, aircraft, and the like, and includes hybrid vehicles, electric vehicles, plug-in hybrid electric vehicles, hydrogen-powered vehicles and other alternative fuel vehicles (e.g. fuels derived from resources other than petroleum).
  • SUV sports utility vehicles
  • plug-in hybrid electric vehicles e.g. fuels derived from resources other than petroleum
  • a first electronic control module and a second electronic module are integrated in an integrated controller, and switching is performed so that when the power supply of a component in any one of the first and second electronic modules is abnormally operated, the power of a component normally operated in the other of the first and second electronic modules is supplied to the abnormally operated component. Accordingly, a smart junction box (SJB) and a gateway are not abnormally operated even in an abnormal condition.
  • the first electronic control module is referred to as an SJB control module
  • the second electronic control module is referred to as a gateway control module.
  • FIG. 2 illustrates an integrated controller provided with a circuit device for power compensation according to embodiments of the present disclosure.
  • a power circuit 202 a micro computer unit (MCU) 204 and a control circuit 206 are independently provided in an SJB control module 200
  • a power circuit 302 , an MCU 304 and a control circuit 306 are independently provided in a gateway control module 300 .
  • the integrated controller 100 is provided with a power compensation circuit 400 for power compensation when the power circuit 202 of the SJB control module 200 or the power circuit 302 of the gateway control module 300 in the integrated controller 100 is abnormally operated.
  • the power compensation circuit 400 may be configured with two or more power compensation circuits including a first power compensation circuit 410 for the SJB control module 200 , a second power compensation circuit 420 for the gateway control module 300 , and the like.
  • the first and second power compensation circuits 410 and 420 have the same configuration, except that objects for power compensation are the SJB control module and the gateway control module, respectively.
  • the present disclosure is not limited to the above arrangement, whereby the first and second power compensation circuits 410 and 420 need not necessarily have the same configuration.
  • the first power compensation circuit 410 is a circuit for power compensation of the SJB control module 200 .
  • the first power compensation circuit 410 includes a first power switching unit 412 connected between a power output terminal of the power circuit 302 of the gateway control module 300 and an input terminal of the MCU 204 of the SJB control module 200 , and a first power circuit fail-state decision unit 414 connected to enable input and output terminals of the power circuit 202 of the SJB control module 200 so as to control switching on/off of the first power switching unit 412 .
  • the second power compensation circuit 420 is a circuit for power compensation of the gateway control module 300 .
  • the second power compensation circuit 420 includes a second power switching unit 422 connected between an output terminal of the power circuit 202 of the SJB control module 200 and a power input terminal of the MCU 304 of the gateway control module 300 , and a second power circuit fail-state decision unit 424 connected to enable input and output terminals of the power circuit 302 of the gateway control module 300 so as to control switching on/off of the second power switching unit 422 .
  • first or second power circuit fail-state decision unit 414 or 424 may implement its function through a separate transistor and an element such as a logic IC. Moreover, the first or second power switching unit 412 or 422 may implement its function using a switching element such as a transistor, field effect transistor (FET) or relay.
  • FET field effect transistor
  • FIG. 3 is a circuit diagram illustrating an operation of the first power compensation circuit for power compensation of the SJB control module.
  • FIG. 4 is a flowchart illustrating the power compensation process corresponding to the operation of the first power compensation circuit for power compensation of the SJB control module, as depicted in FIG. 3 .
  • the first and second power compensation circuits 410 and 420 perform the same power compensation operation, except that objects for power compensation are the SJB control module and the gateway control module, respectively. Therefore, a case where power compensation is performed on the power circuit of the SJB control module will be described as an embodiment.
  • Table 1 illustrates a logic table for power compensation of the SJB control module.
  • Power circuit fail-state decision unit Power switching unit Enabling the Monitoring Enabling the Monitoring the input of power the output of Decision input of power output of power circuit power circuit result switching unit switching unit 1 On Output of Normal off off power circuit 2 On Abnormal Fail state of on on voltage power circuit 3 Off None Normal off off
  • the first power circuit fail-state decision unit 414 of the first power compensation circuit 410 decides that the enable input terminal of the power circuit 202 becomes the “ON” state and simultaneously, the voltage output from the output terminal of the power circuit 202 is within a normal level range, the first power switching unit 412 is maintained as an “OFF” state, so that a normal output voltage is input to the MCU 204 from the power circuit 202 of the SJB control module 200 .
  • the first power circuit fail-state decision unit 414 of the first power compensation circuit 410 decides that the enable input terminal of the power circuit 202 becomes the “ON” state (see the arrow indicated by ⁇ circle around (1) ⁇ of FIG. 3 ) and simultaneously, the voltage output from the output terminal of the power circuit 202 is out of the normal level range (see the arrow indicated by ⁇ circle around (2) ⁇ of FIG. 3 ), the first power circuit fail-state decision unit 414 controls the first power switching unit 412 to be turned on, so that the output terminal of the power circuit 302 of the gateway control module 300 and the input terminal of the MCU 204 of the SJB control module 200 are electrically connected to each other (see the arrow indicated by ⁇ circle around (3) ⁇ of FIG. 3 ). Accordingly, the normal output voltage is applied to the MCU 204 of the SJB control module 200 from the power circuit 302 of the gateway control module 300 .
  • the normal output voltage is applied to the MCU 204 and the control circuit 206 of the SJB control module 200 from the power circuit 302 of the gateway control module 300 , so that it is possible to easily prevent the SJB control module 200 and the gateway control module 300 from being abnormally operated in an abnormal condition.
  • the SJB control module 200 and the gateway control module 300 are normally operated, an error may have occurred in the power circuit 202 of the SJB control module 200 . Therefore, the error of the power circuit 202 is notified to a driver, using a method of turning on a warning lamp through a cluster lamp in front of the driver.
  • the “OFF” state is considered as a state such as start-off, and therefore, the first power circuit fail-state decision unit 414 does not decide whether the power circuit 202 fails.
  • the integrated controller configured by integrating two or more independent electronic control modules
  • power compensation circuits of the electronic control modules are connected to each other, so that although an abnormal operation caused by electromagnetic waves or an abnormal operation caused by a failure of the power circuit occurs in any one of the electronic control modules, the power supply state is continuously maintained, thereby easily protecting the integrated controller from the abnormal operation.
  • the first and second power circuit fail-state decision unit 414 and 424 may be embodied as non-transitory computer readable media on a computer readable medium containing executable program instructions executed by a processor, controller or the like.
  • the computer readable mediums include, but are not limited to, ROM, RAM, compact disc (CD)-ROMs, magnetic tapes, floppy disks, flash drives, smart cards and optical data storage devices.
  • the computer readable recording medium can also be distributed in network coupled computer systems so that the computer readable media is stored and executed in a distributed fashion, e.g., by a telematics server or a Controller Area Network (CAN).
  • a telematics server or a Controller Area Network (CAN).
  • CAN Controller Area Network
  • control unit refers to a hardware device that includes a memory and a processor.
  • the memory is configured to store the program instructions and the processor is specifically configured to execute said program instructions to perform one or more processes which are described further below.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Direct Current Feeding And Distribution (AREA)
US13/920,396 2012-12-24 2013-06-18 Circuit device for power compensation in integrated controller Expired - Fee Related US9547347B2 (en)

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KR10-2012-0151911 2012-12-24
KR1020120151911A KR101394815B1 (ko) 2012-12-24 2012-12-24 통합형 제어기의 전원 보상용 회로 장치

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5967120B2 (ja) * 2014-03-12 2016-08-10 コニカミノルタ株式会社 ゲートウェイ装置

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06318160A (ja) 1993-05-07 1994-11-15 Fujitsu Ltd 二重化プロセッサ・システムの系構成制御方式
JPH10297395A (ja) 1997-04-22 1998-11-10 Toyota Motor Corp 電子制御装置
US5987365A (en) * 1995-12-04 1999-11-16 Toyota Jidosha Kabushiki Kaisha Electronic control apparatus for vehicle
KR20020027047A (ko) 2000-10-04 2002-04-13 김형벽ㅂ 알티유(ｒｔｕ)의 마이크로 콘트롤러 2중화 제어장치와 방법
KR100321976B1 (ko) 1997-12-29 2002-05-13 윤종용 인텔프로세서를위한오류허용전압조절모듈회로
JP2002354707A (ja) 2001-05-21 2002-12-06 Mitsubishi Electric Corp 半導体集積回路
US20060247835A1 (en) * 2005-04-27 2006-11-02 Denso Corporation Electric control unit
US7235898B1 (en) * 2003-10-23 2007-06-26 Yazaki North America, Inc. Vehicle power distribution node with redundant power supply
US20100066172A1 (en) * 2008-09-12 2010-03-18 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd Electronic device with redundant fan control function
US20100141209A1 (en) * 2008-12-08 2010-06-10 Shian-Sung Shiu Battery charging controller and battery balance charging controller
JP2012038040A (ja) 2010-08-05 2012-02-23 Auto Network Gijutsu Kenkyusho:Kk 処理システム、処理装置及び電源制御方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101013806B1 (ko) * 2009-01-16 2011-02-14 주식회사 와이즈오토모티브 통합형 스마트 정션박스용 ｐｃｂ 모듈화 구조
KR101772132B1 (ko) * 2010-12-22 2017-08-28 콘티넨탈 오토모티브 시스템 주식회사 전원제어장치

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06318160A (ja) 1993-05-07 1994-11-15 Fujitsu Ltd 二重化プロセッサ・システムの系構成制御方式
US5987365A (en) * 1995-12-04 1999-11-16 Toyota Jidosha Kabushiki Kaisha Electronic control apparatus for vehicle
JPH10297395A (ja) 1997-04-22 1998-11-10 Toyota Motor Corp 電子制御装置
KR100321976B1 (ko) 1997-12-29 2002-05-13 윤종용 인텔프로세서를위한오류허용전압조절모듈회로
KR20020027047A (ko) 2000-10-04 2002-04-13 김형벽ㅂ 알티유(ｒｔｕ)의 마이크로 콘트롤러 2중화 제어장치와 방법
JP2002354707A (ja) 2001-05-21 2002-12-06 Mitsubishi Electric Corp 半導体集積回路
US7235898B1 (en) * 2003-10-23 2007-06-26 Yazaki North America, Inc. Vehicle power distribution node with redundant power supply
US20060247835A1 (en) * 2005-04-27 2006-11-02 Denso Corporation Electric control unit
US20100066172A1 (en) * 2008-09-12 2010-03-18 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd Electronic device with redundant fan control function
US20100141209A1 (en) * 2008-12-08 2010-06-10 Shian-Sung Shiu Battery charging controller and battery balance charging controller
JP2012038040A (ja) 2010-08-05 2012-02-23 Auto Network Gijutsu Kenkyusho:Kk 処理システム、処理装置及び電源制御方法

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KR101394815B1 (ko) 2014-05-13

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